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v4l2: Add helper for exporting with dma-buf

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Signed-off-by: Paul Kocialkowski <paul.kocialkowski@bootlin.com>
This commit is contained in:
Paul Kocialkowski
2018-07-18 14:30:38 +02:00
parent 793a29d668
commit 4cf9400dc2
2 changed files with 31 additions and 0 deletions
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src/v4l2.h
+3
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@@ -46,6 +46,9 @@ int v4l2_queue_buffer(int video_fd, int request_fd, unsigned int type,
unsigned int buffers_count);
int v4l2_dequeue_buffer(int video_fd, int request_fd, unsigned int type,
unsigned int index, unsigned int buffers_count);
int v4l2_export_buffer(int video_fd, unsigned int type, unsigned int index,
unsigned int flags, int *export_fds,
unsigned int export_fds_count);
int v4l2_set_control(int video_fd, int request_fd, unsigned int id, void *data,
unsigned int size);
int v4l2_set_stream(int video_fd, unsigned int type, bool enable);